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-rw-r--r--block/vvfat.c18
1 files changed, 7 insertions, 11 deletions
diff --git a/block/vvfat.c b/block/vvfat.c
index 417e96fe9b..9b9b8f1037 100644
--- a/block/vvfat.c
+++ b/block/vvfat.c
@@ -979,7 +979,7 @@ static int init_directories(BDRVVVFATState* s,
static BDRVVVFATState *vvv = NULL;
#endif
-static int enable_write_target(BDRVVVFATState *s);
+static int enable_write_target(BDRVVVFATState *s, Error **errp);
static int is_consistent(BDRVVVFATState *s);
static void vvfat_rebind(BlockDriverState *bs)
@@ -1160,7 +1160,7 @@ DLOG(if (stderr == NULL) {
s->sector_count = cyls * heads * secs - (s->first_sectors_number - 1);
if (qemu_opt_get_bool(opts, "rw", false)) {
- ret = enable_write_target(s);
+ ret = enable_write_target(s, errp);
if (ret < 0) {
goto fail;
}
@@ -2904,11 +2904,10 @@ static BlockDriver vvfat_write_target = {
.bdrv_close = write_target_close,
};
-static int enable_write_target(BDRVVVFATState *s)
+static int enable_write_target(BDRVVVFATState *s, Error **errp)
{
BlockDriver *bdrv_qcow;
QEMUOptionParameter *options;
- Error *local_err = NULL;
int ret;
int size = sector2cluster(s, s->sector_count);
s->used_clusters = calloc(size, 1);
@@ -2918,6 +2917,7 @@ static int enable_write_target(BDRVVVFATState *s)
s->qcow_filename = g_malloc(1024);
ret = get_tmp_filename(s->qcow_filename, 1024);
if (ret < 0) {
+ error_setg_errno(errp, -ret, "can't create temporary file");
goto err;
}
@@ -2926,20 +2926,16 @@ static int enable_write_target(BDRVVVFATState *s)
set_option_parameter_int(options, BLOCK_OPT_SIZE, s->sector_count * 512);
set_option_parameter(options, BLOCK_OPT_BACKING_FILE, "fat:");
- ret = bdrv_create(bdrv_qcow, s->qcow_filename, options, &local_err);
+ ret = bdrv_create(bdrv_qcow, s->qcow_filename, options, errp);
if (ret < 0) {
- qerror_report_err(local_err);
- error_free(local_err);
goto err;
}
s->qcow = NULL;
ret = bdrv_open(&s->qcow, s->qcow_filename, NULL, NULL,
- BDRV_O_RDWR | BDRV_O_CACHE_WB | BDRV_O_NO_FLUSH, bdrv_qcow,
- &local_err);
+ BDRV_O_RDWR | BDRV_O_CACHE_WB | BDRV_O_NO_FLUSH,
+ bdrv_qcow, errp);
if (ret < 0) {
- qerror_report_err(local_err);
- error_free(local_err);
goto err;
}